DE69111596D1 - Verwendung von zwitterionen zur mobilisierung isoelektrisch fokussierter ampholytzonen. - Google Patents
Verwendung von zwitterionen zur mobilisierung isoelektrisch fokussierter ampholytzonen.Info
- Publication number
- DE69111596D1 DE69111596D1 DE69111596T DE69111596T DE69111596D1 DE 69111596 D1 DE69111596 D1 DE 69111596D1 DE 69111596 T DE69111596 T DE 69111596T DE 69111596 T DE69111596 T DE 69111596T DE 69111596 D1 DE69111596 D1 DE 69111596D1
- Authority
- DE
- Germany
- Prior art keywords
- twitterions
- ampholyt
- mobilizing
- zones
- isoelectrically focused
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/447—Systems using electrophoresis
- G01N27/44756—Apparatus specially adapted therefor
- G01N27/44795—Isoelectric focusing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/447—Systems using electrophoresis
- G01N27/44704—Details; Accessories
- G01N27/44717—Arrangements for investigating the separated zones, e.g. localising zones
- G01N27/44721—Arrangements for investigating the separated zones, e.g. localising zones by optical means
- G01N27/44726—Arrangements for investigating the separated zones, e.g. localising zones by optical means using specific dyes, markers or binding molecules
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/633,646 US5110434A (en) | 1990-12-20 | 1990-12-20 | Use of zwitterions to mobilize isoelectrically focused ampholyte zones |
PCT/US1991/009414 WO1992011077A1 (en) | 1990-12-20 | 1991-12-12 | Use of zwitterions to mobilize isoelectrically focused ampholyte zones |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69111596D1 true DE69111596D1 (de) | 1995-08-31 |
DE69111596T2 DE69111596T2 (de) | 1996-04-04 |
Family
ID=24540524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69111596T Expired - Lifetime DE69111596T2 (de) | 1990-12-20 | 1991-12-12 | Verwendung von zwitterionen zur mobilisierung isoelektrisch fokussierter ampholytzonen. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5110434A (de) |
EP (1) | EP0516833B1 (de) |
JP (1) | JP2731034B2 (de) |
CA (1) | CA2075286C (de) |
DE (1) | DE69111596T2 (de) |
WO (1) | WO1992011077A1 (de) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6017696A (en) | 1993-11-01 | 2000-01-25 | Nanogen, Inc. | Methods for electronic stringency control for molecular biological analysis and diagnostics |
US6051380A (en) * | 1993-11-01 | 2000-04-18 | Nanogen, Inc. | Methods and procedures for molecular biological analysis and diagnostics |
US5605662A (en) | 1993-11-01 | 1997-02-25 | Nanogen, Inc. | Active programmable electronic devices for molecular biological analysis and diagnostics |
US5505831A (en) * | 1993-01-26 | 1996-04-09 | Bio-Rad Laboratories, Inc. | Concentration of biological samples on a microliter scale and analysis by capillary electrophoresis |
EP0687358B1 (de) * | 1993-03-05 | 1997-05-07 | PAWLISZYN, Janusz B. | Verfahren und vorrichtung zur isoelektrofokussierung ohne tragerampholyten |
US6331274B1 (en) | 1993-11-01 | 2001-12-18 | Nanogen, Inc. | Advanced active circuits and devices for molecular biological analysis and diagnostics |
US6225059B1 (en) | 1993-11-01 | 2001-05-01 | Nanogen, Inc. | Advanced active electronic devices including collection electrodes for molecular biological analysis and diagnostics |
US7172864B1 (en) | 1993-11-01 | 2007-02-06 | Nanogen | Methods for electronically-controlled enzymatic reactions |
US7314708B1 (en) * | 1998-08-04 | 2008-01-01 | Nanogen, Inc. | Method and apparatus for electronic synthesis of molecular structures |
US7101661B1 (en) | 1993-11-01 | 2006-09-05 | Nanogen, Inc. | Apparatus for active programmable matrix devices |
US6783651B1 (en) * | 1994-03-31 | 2004-08-31 | Invitrogen Corporation | System for pH-neutral stable electrophoresis gel |
US20040086917A1 (en) * | 1995-09-27 | 2004-05-06 | Nanogen, Inc. | Methods for electronic fluorescent perturbation for analysis and electronic perturbation catalysis for synthesis |
WO1997042494A1 (en) * | 1996-05-06 | 1997-11-13 | University Of Massachusetts | Rapid soil nutrient analysis |
US6537432B1 (en) | 1998-02-24 | 2003-03-25 | Target Discovery, Inc. | Protein separation via multidimensional electrophoresis |
US6818112B2 (en) | 1999-04-20 | 2004-11-16 | Target Discovery, Inc. | Protein separation via multidimensional electrophoresis |
US6764817B1 (en) | 1999-04-20 | 2004-07-20 | Target Discovery, Inc. | Methods for conducting metabolic analyses |
US20030226752A1 (en) * | 2002-06-05 | 2003-12-11 | Gradipore Limited | Method for pH-biased isoelectric trapping separation |
CA2489077A1 (en) * | 2002-06-07 | 2003-12-18 | Picosep A/S | Method and system for multi-stage isoelectric focussing |
WO2004051247A2 (en) * | 2002-12-02 | 2004-06-17 | Protasis Corporation | Electrophoretic device comprising separation chamber, non-uniform electrode chamber, and a porous membrane between them |
WO2004065619A2 (en) * | 2003-01-15 | 2004-08-05 | Protasis Corporation | Devices and methods for focusing analytes in an electric field gradient ii |
WO2004065937A2 (en) * | 2003-01-15 | 2004-08-05 | Protasis Corporation | Method and apparatus determining the isoelectric point of charged analyte |
US8142630B2 (en) * | 2003-05-19 | 2012-03-27 | Protasis Corporation | Electrophoresis devices and methods for focusing charged analytes |
US7407816B2 (en) * | 2004-05-07 | 2008-08-05 | Gentius, Inc | Isoelectric particles and uses thereof |
US20060292558A1 (en) * | 2004-07-19 | 2006-12-28 | Cell Biosciences Inc. | Methods and apparatus for protein assay diagnostics |
US7846676B2 (en) * | 2004-07-19 | 2010-12-07 | Cell Biosciences, Inc. | Methods and devices for analyte detection |
US7935479B2 (en) * | 2004-07-19 | 2011-05-03 | Cell Biosciences, Inc. | Methods and devices for analyte detection |
AU2004240178A1 (en) * | 2004-08-20 | 2006-03-09 | Commonwealth Scientific And Industrial Research Organisation | Zwitterionic additives for electrochemical devices |
US7314542B2 (en) * | 2004-09-23 | 2008-01-01 | Nanogen, Inc. | Methods and materials for optimization of electronic transportation and hybridization reactions |
WO2007035864A2 (en) | 2005-09-20 | 2007-03-29 | Cell Biosciences, Inc. | Electrophoresis standards, methods and kits |
US20080017512A1 (en) * | 2006-07-24 | 2008-01-24 | Bordunov Andrei V | Coatings for capillaries capable of capturing analytes |
EP2559666B1 (de) | 2007-08-27 | 2014-07-23 | Technion Research & Development Foundation Ltd. | Durch Elektrolyse gesteuerte pH-Gradienten und ihre Verwendung bei der isoelektrischen Fokussierung |
US10107782B2 (en) | 2008-01-25 | 2018-10-23 | ProteinSimple | Method to perform limited two dimensional separation of proteins and other biologicals |
CN102472724B (zh) * | 2009-08-18 | 2014-08-13 | 工业研究与发展基金会有限公司 | 分离分子分析物的方法和装置 |
AU2010286047B2 (en) | 2009-08-18 | 2014-09-25 | Technion Research & Development Foundation Ltd. | Proton concentration topographies, methods and devices for producing the same |
WO2013155634A1 (en) | 2012-04-19 | 2013-10-24 | Jiaqi Wu | Dual wavelength isoelectric focusing for determining drug load in antibody drug conjugates |
US9766206B2 (en) | 2013-09-27 | 2017-09-19 | ProteinSimple | Apparatus, systems, and methods for capillary electrophoresis |
DK3384274T3 (da) | 2015-11-30 | 2021-12-13 | Intabio Llc | Fremgangsmåder til prøvekarakterisering |
JP7333326B2 (ja) | 2018-01-29 | 2023-08-24 | インタバイオ, エルエルシー | 試料の特性評価のための装置、方法およびキット |
US20190369068A1 (en) | 2018-05-31 | 2019-12-05 | Intabio, Inc. | Software for microfluidic systems interfacing with mass spectrometry |
US11285484B2 (en) | 2019-08-12 | 2022-03-29 | Intabio, Llc | Multichannel isoelectric focusing devices and high voltage power supplies |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5292590A (en) * | 1976-01-30 | 1977-08-04 | Oriental Yeast Co Ltd | Isoelectric point marker for separation of isoelectric points of gel |
US4725343A (en) * | 1985-10-15 | 1988-02-16 | Bio-Rad Laboratories, Inc. | High performance electrophoretic mobilization of isoelectrically focused protein zones |
US4911808A (en) * | 1986-09-04 | 1990-03-27 | Bio-Rad Laboratories, Inc. | Mobilization of focused protein zones by ion introduction |
US5087337A (en) * | 1990-02-16 | 1992-02-11 | Glycomed, Inc. | Fluorescent tag for sugar electrophoresis |
US5096557A (en) * | 1990-07-11 | 1992-03-17 | Genetype A.G. | Internal standard for electrophoretic separations |
-
1990
- 1990-12-20 US US07/633,646 patent/US5110434A/en not_active Expired - Lifetime
-
1991
- 1991-12-12 JP JP4503716A patent/JP2731034B2/ja not_active Expired - Lifetime
- 1991-12-12 CA CA002075286A patent/CA2075286C/en not_active Expired - Lifetime
- 1991-12-12 EP EP92903542A patent/EP0516833B1/de not_active Expired - Lifetime
- 1991-12-12 WO PCT/US1991/009414 patent/WO1992011077A1/en active IP Right Grant
- 1991-12-12 DE DE69111596T patent/DE69111596T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5110434A (en) | 1992-05-05 |
CA2075286C (en) | 1998-09-29 |
CA2075286A1 (en) | 1992-06-21 |
DE69111596T2 (de) | 1996-04-04 |
EP0516833A1 (de) | 1992-12-09 |
EP0516833A4 (en) | 1993-11-24 |
WO1992011077A1 (en) | 1992-07-09 |
JP2731034B2 (ja) | 1998-03-25 |
EP0516833B1 (de) | 1995-07-26 |
JPH05504301A (ja) | 1993-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |